| Date | Sat, 23 Jan 2021 14:28:07 +0000 | From | Catalin Marinas <> | Subject | Re: [PATCH v4 21/21] arm64: cpufeatures: Allow disabling of Pointer Auth from the command-line |
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On Mon, Jan 18, 2021 at 09:45:33AM +0000, Marc Zyngier wrote: > In order to be able to disable Pointer Authentication at runtime, > whether it is for testing purposes, or to work around HW issues, > let's add support for overriding the ID_AA64ISAR1_EL1.{GPI,GPA,API,APA} > fields. > > This is further mapped on the arm64.nopauth command-line alias. > > Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
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